182 Medicine the before-mentioned sections of the Ebers Papyrus. It con- tains forty-eight long sections, each dealing with a particular case, i.e. the affection of a particular region or organ, and in addition to these it contains thirteen medico-magical incanta- tions and prescriptions. These latter fall into the same class (Group II) as those which constitute the greater part of the Ebers and other papyri. (4) Ike Chester-Beatty Papyrus. The sixth papyrus in this collection (British Museum, No, 10686) is likewise bi-partite in character, and dates from the Nineteenth Dynasty. The recto contains a series of prescriptions and remedies for affections of the anus and rectum, and might almost be called an early treatise on proctology. Although the general arrangement resembles the unscientific medico-magical recipes, yet there is an impor- tant difference from these which will be alluded to in the sequel. The verso is filled with spells and incantations of the popular pattern. (5) The Berlin Medical Papyrus (XlXth Dynasty; Berlin Museum, No. 3038). It contains 204 sections and is similar in character to the Ebers and Hearst papyri, of both of which it contains some duplicate passages. It is mostly of the popular type, but contains some elements drawn from the medical sources of Group I. (6) The Kahun Papyrus was discovered at Lahun in the Faiyum in Lower Egypt in 1889. It is older in date than any other published medical papyri1 and must be assigned to the Twelfth or Thirteenth Dynasties. Although very fragmentary, it contains the remains of thirty-four sections, all dealing with one subject—gynaecology. A considerable part of this document consists of extracts from the same general medical treatise as that represented by certain parts of the Ebers and Edwin Smith papyri, such sections being readily recognized by the standard- 1 Two unpublished medical papyri of the Middle Kingdom are known to the writer.